What kinds of homes are in Dormont, PA?

Name: Types of homes in Dormont, PA, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

Dormont, PA has 4,451 (±256) homes (2020–2024 American Community Survey).

That is about 5,857 homes per square mile of land.

58.2% are detached single-family houses.

19.6% are in buildings of two to four units.

13.7% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 4,451 (±256)
Detached houses: 58.2%
2–4 unit buildings: 19.6%
5+ unit buildings: 13.7%

Homes in Dormont by building size

Housing units by units in structure, 2020–2024
Building type	Dormont	Allegheny County	Pennsylvania	United States
Single-family, detached	58.2% (±4.7 points)	61.6%	56.6%	61.3%
Single-family, attached (townhouse, rowhouse)	8.5% (±4.1 points)	10.3%	18.8%	6.2%
2 units	12.4% (±2.7 points)	4.6%	4.3%	3.4%
3 or 4 units	7.2% (±2.5 points)	4.2%	4.0%	4.3%
5 to 9 units	9.3% (±3.7 points)	4.0%	3.1%	4.5%
10 to 19 units	2.9% (±1.3 points)	3.9%	2.6%	4.3%
20 or more units	1.5% (±1.0 points)	10.6%	7.0%	10.3%
Mobile home	0.0% (±0.7 points)	0.7%	3.5%	5.6%
Boat, RV, van, etc.	0.0% (±0.7 points)	0.0%	0.0%	0.1%

In Dormont, the share of homes in buildings of five or more units is lower than in Allegheny County (18.5%).

It is not measurably different from Pennsylvania (12.7%).

It is lower than the national figure (19.1%).

Homes in buildings of 5 or more units in places near Dormont

Nearest places with a published estimate, compared with Dormont
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Dormont	—	13.7% (±4.0 points)	—
Mount Lebanon Township	1.3 mi	22.1% (±2.4 points)	Higher
Baldwin Township	1.6 mi	0.0% (±6.2 points)	Lower
Green Tree	1.8 mi	17.9% (±8.4 points)	Not measurably different
Castle Shannon	2.1 mi	23.6% (±6.2 points)	Higher
Scott Township (Allegheny County)	2.2 mi	31.9% (±5.4 points)	Higher
Carnegie	2.7 mi	22.1% (±4.5 points)	Higher
Heidelberg	2.9 mi	10.3% (±4.6 points)	Not measurably different
Glendale	2.9 mi	11.7% (±8.5 points)	Not measurably different

Nearby places with a measurably lower figure: Baldwin Township, PA (0.0%).

Nearby places with a measurably higher figure: Mount Lebanon Township, PA (22.1%), Castle Shannon, PA (23.6%), Scott Township (Allegheny County), PA (31.9%).

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

Homes in buildings of 5 or more units across Allegheny County, place by place

Rank	Place	Homes in buildings of 5 or more units
49 (tie)	Aspinwall	15.3% (±6.3 points)
49 (tie)	South Fayette Township	15.3% (±3.8 points)
51 (tie)	Elizabeth	15.2% (±7.1 points)
51 (tie)	O'Hara Township	15.2% (±4.5 points)
53 (tie)	East McKeesport	15.1% (±5.7 points)
53 (tie)	Ohio Township	15.1% (±4.9 points)
55	Dormont	13.7% (±4.0 points)
56	North Braddock	13.3% (±5.8 points)
57	Pleasant Hills	12.7% (±3.6 points)
58	Tarentum	12.4% (±6.4 points)
59	Springdale	12.1% (±3.8 points)
60	Hampton Township	12.0% (±3.6 points)
61	Braddock	11.8% (±6.0 points)

Showing 13 of 128 places in Allegheny County, ranked from highest to lowest.

Survey years: 2020–2024 (American Community Survey 5-year estimates).

Margins of error are at the 90% confidence level.

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Questions about Dormont

How many homes are in Dormont?

Dormont, PA has an estimated 4,451 (±256) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Dormont houses or apartments?

58.2% are detached houses and 8.5% attached houses, while 33.3% are in buildings of two or more units.

How many two-family and small multifamily homes are in Dormont?

19.6% of homes in Dormont are in buildings of two to four units, the small rental buildings that are often owner-occupied.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Dormont borough, Pennsylvania

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Dormont borough, Pennsylvania (place:19576, in state:42).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The API needs a free key.

Request a Census API key.

DP04_0001E, DP04_0001M, DP04_0007PE, DP04_0007PM, DP04_0008PE, DP04_0008PM, DP04_0009PE, DP04_0009PM, DP04_0010PE, DP04_0010PM, DP04_0011PE, DP04_0011PM, DP04_0012PE, DP04_0012PM, DP04_0013PE, DP04_0013PM, DP04_0014PE, DP04_0014PM, DP04_0015PE, DP04_0015PM

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.